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SELECT 
  cscart_products.*, 
  cscart_product_descriptions.*, 
  MIN(
    IF(
      cscart_product_prices.percentage_discount = 0, 
      cscart_product_prices.price, 
      cscart_product_prices.price - (
        cscart_product_prices.price * cscart_product_prices.percentage_discount
      )/ 100
    )
  ) as price, 
  GROUP_CONCAT(
    IF(
      cscart_products_categories.link_type = 'M', 
      CONCAT(
        cscart_products_categories.category_id, 
        'M'
      ), 
      cscart_products_categories.category_id
    )
  ) as category_ids, 
  popularity.total as popularity, 
  IF(
    shared_prices.product_id IS NOT NULL, 
    MIN(
      IF(
        shared_prices.percentage_discount = 0, 
        shared_prices.price, 
        shared_prices.price - (
          shared_prices.price * shared_prices.percentage_discount
        )/ 100
      )
    ), 
    MIN(
      IF(
        cscart_product_prices.percentage_discount = 0, 
        cscart_product_prices.price, 
        cscart_product_prices.price - (
          cscart_product_prices.price * cscart_product_prices.percentage_discount
        )/ 100
      )
    )
  ) as price, 
  companies.company as company_name, 
  cscart_product_sales.amount as sales_amount, 
  cscart_seo_names.name as seo_name, 
  cscart_seo_names.path as seo_path, 
  cscart_discussion.type as discussion_type 
FROM 
  cscart_products 
  LEFT JOIN cscart_product_prices ON cscart_product_prices.product_id = cscart_products.product_id 
  AND cscart_product_prices.lower_limit = 1 
  AND cscart_product_prices.usergroup_id IN (0, 0, 1) 
  LEFT JOIN cscart_product_descriptions ON cscart_product_descriptions.product_id = cscart_products.product_id 
  AND cscart_product_descriptions.lang_code = 'en' 
  LEFT JOIN cscart_ult_product_prices shared_prices ON shared_prices.product_id = cscart_products.product_id 
  AND shared_prices.company_id = 1 
  AND shared_prices.lower_limit = 1 
  AND shared_prices.usergroup_id IN (0, 0, 1) 
  LEFT JOIN cscart_companies as companies ON companies.company_id = cscart_products.company_id 
  INNER JOIN cscart_products_categories ON cscart_products_categories.product_id = cscart_products.product_id 
  INNER JOIN cscart_categories ON cscart_categories.category_id = cscart_products_categories.category_id 
  AND cscart_categories.company_id = 1 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND (
    cscart_products.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_products.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_products.usergroup_ids
    )
  ) 
  AND cscart_categories.status IN ('A', 'H') 
  AND cscart_products.status IN ('A', 'H') 
  LEFT JOIN cscart_product_popularity as popularity ON popularity.product_id = cscart_products.product_id 
  LEFT JOIN cscart_product_sales ON cscart_product_sales.product_id = cscart_products.product_id 
  AND cscart_product_sales.category_id = 1573 
  LEFT JOIN cscart_seo_names ON cscart_seo_names.object_id = 64815 
  AND cscart_seo_names.type = 'p' 
  AND cscart_seo_names.dispatch = '' 
  AND cscart_seo_names.lang_code = 'en' 
  AND cscart_seo_names.company_id = 1 
  LEFT JOIN cscart_discussion ON cscart_discussion.object_id = cscart_products.product_id 
  AND cscart_discussion.object_type = 'P' 
WHERE 
  cscart_products.product_id = 64815 
  AND (
    companies.status = 'A' 
    OR cscart_products.company_id = 0
  ) 
GROUP BY 
  cscart_products.product_id

Query time 0.00127

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "shared_prices",
      "access_type": "system",
      "possible_keys": [
        "usergroup",
        "product_id",
        "company_id",
        "lower_limit",
        "usergroup_id"
      ],
      "rows": 0,
      "filtered": 0,
      "const_row_not_found": true
    },
    "table": {
      "table_name": "cscart_products",
      "access_type": "const",
      "possible_keys": ["PRIMARY", "status"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "ref": ["const"],
      "rows": 1,
      "filtered": 100
    },
    "table": {
      "table_name": "companies",
      "access_type": "const",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "4",
      "used_key_parts": ["company_id"],
      "ref": ["const"],
      "rows": 1,
      "filtered": 100
    },
    "table": {
      "table_name": "popularity",
      "access_type": "const",
      "possible_keys": ["PRIMARY", "total"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "ref": ["const"],
      "rows": 1,
      "filtered": 100
    },
    "table": {
      "table_name": "cscart_product_sales",
      "access_type": "const",
      "possible_keys": ["PRIMARY", "pa"],
      "key": "PRIMARY",
      "key_length": "6",
      "used_key_parts": ["category_id", "product_id"],
      "ref": ["const", "const"],
      "rows": 1,
      "filtered": 100
    },
    "table": {
      "table_name": "cscart_product_prices",
      "access_type": "range",
      "possible_keys": ["usergroup", "product_id", "lower_limit", "usergroup_id"],
      "key": "product_id",
      "key_length": "9",
      "used_key_parts": ["product_id", "usergroup_id", "lower_limit"],
      "rowid_filter": {
        "range": {
          "key": "lower_limit",
          "used_key_parts": ["lower_limit", "product_id", "usergroup_id"]
        },
        "rows": 2,
        "selectivity_pct": 0.074128984
      },
      "rows": 2,
      "filtered": 100,
      "attached_condition": "trigcond(1) and trigcond(cscart_product_prices.product_id = 64815 and cscart_product_prices.lower_limit = 1 and cscart_product_prices.usergroup_id in (0,0,1))"
    },
    "table": {
      "table_name": "cscart_product_descriptions",
      "access_type": "const",
      "possible_keys": ["PRIMARY", "product_id"],
      "key": "product_id",
      "key_length": "9",
      "used_key_parts": ["product_id", "lang_code"],
      "ref": ["const", "const"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(cscart_product_descriptions.lang_code = 'en')"
    },
    "table": {
      "table_name": "cscart_products_categories",
      "access_type": "ref",
      "possible_keys": ["PRIMARY", "pt"],
      "key": "pt",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "ref": ["const"],
      "rows": 3,
      "filtered": 100,
      "using_index": true
    },
    "table": {
      "table_name": "cscart_categories",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY", "c_status", "p_category_id"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["category_id"],
      "ref": ["cscart_migrate.cscart_products_categories.category_id"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "cscart_categories.company_id = 1 and (cscart_categories.usergroup_ids = '' or find_in_set(0,cscart_categories.usergroup_ids) or find_in_set(1,cscart_categories.usergroup_ids)) and cscart_categories.`status` in ('A','H')"
    },
    "table": {
      "table_name": "cscart_seo_names",
      "access_type": "const",
      "possible_keys": ["PRIMARY", "dispatch"],
      "key": "dispatch",
      "key_length": "210",
      "used_key_parts": [
        "dispatch",
        "object_id",
        "type",
        "lang_code",
        "company_id"
      ],
      "ref": ["const", "const", "const", "const", "const"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(cscart_seo_names.`type` = 'p' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'en')"
    },
    "table": {
      "table_name": "cscart_discussion",
      "access_type": "ref",
      "possible_keys": ["object_id"],
      "key": "object_id",
      "key_length": "6",
      "used_key_parts": ["object_id", "object_type"],
      "ref": ["const", "const"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(cscart_discussion.object_type = 'P')"
    }
  }
}

Result

product_id	product_code	product_type	trustmark_origin	trustmark_certified	trustmark_leadtime	trustmark_location	trustmark_return	owner_id	status	company_id	list_price	amount	weight	length	width	height	shipping_freight	low_avail_limit	timestamp	usergroup_ids	is_edp	edp_shipping	unlimited_download	tracking	free_shipping	zero_price_action	is_pbp	is_op	is_oper	is_returnable	return_period	avail_since	out_of_stock_actions	localization	min_qty	max_qty	qty_step	list_qty_count	tax_ids	age_verification	age_limit	options_type	exceptions_type	details_layout	shipping_params	updated_timestamp	pricing_note	use_new_layout	category_image	tax_code	upc_code	product_detail_ids	nav_sku	sku_columns	nav_review_user_id	hide_price	vendor_fulfilled	hide_commercial_price	non_returnable	ble_basics	commercial_hidden	allow_configurator	enable_customize	enable_buy_american	base_cost	redline_p	lang_code	product	shortname	short_description	full_description	meta_keywords	meta_description	search_words	page_title	age_warning_message	internal	promo_text	price	category_ids	popularity	company_name	sales_amount	seo_name	seo_path	discussion_type
64815	BLE-CGG-GLASS-GRN		U	N	S	N	A	0	A	1	73.00	42	0.000	0	0	0	0.00	0	1566333225	0	N	N	N	B	N	R	N	N	N	Y	30	0	N		0	0	0	0	13	N	0	P	F	default	a:5:{s:16:"min_items_in_box";i:0;s:16:"max_items_in_box";i:0;s:10:"box_length";i:0;s:9:"box_width";i:0;s:10:"box_height";i:0;}	1681754443	Price increased 10% from $66 to $73 - DC 6/1/22	Y		none	none		BLE-CGG-GLASS-GRN		0	0	0	0	0	0	0	0	0	1	0.00	0	en	Green Jelly Jar Glass			<p>This glass jelly jar emits light with a green tint, completely transforming a fixture’s appearance and purpose. Performing both decorative and functional applications, this glass guard can become an integral addition to a business’s décor.</p> <p>\|break\|</p> <ul> <li>Dimensions: 3" W x 7" L</li> <li>Please Note: Light fixtures from other manufacturers may require different threading than our replacement glass.</li> <li>IMPORTANT: This glass is <span style="text-decoration: underline;">NOT</span> to be used with halogen lights or placed in a completely unprotected environment.</li> </ul>		A favorite for practical and decorative applications in commercial settings, this green glass guard gives our fixtures a new purpose!	Green Jelly Jar Glass, Green Glass, Green Jelly Jar, replacement green glass, replacement jelly jar, replacement glass, green replacement glass, green replacement glass guard, green glass guard, glass guard, jelly jar, jelly jars, glass guards, BLE-CGG-GLASS-GRN, colored glass, colored glass jelly jar, colored jelly jar,	Green Jelly Jar Glass \| Barn Light Electric				73.000000	1840,1918,1573M	43772	Barn Light Electric Company	5	green-jelly-jar-glass	1571/1573	B