SELECT 
  cscart_images_links.*, 
  cscart_images.image_path, 
  cscart_common_descriptions.description AS alt, 
  cscart_images.image_x, 
  cscart_images.image_y, 
  cscart_images.image_id as images_image_id 
FROM 
  cscart_images_links 
  LEFT JOIN cscart_images ON cscart_images_links.image_id = cscart_images.image_id 
  LEFT JOIN cscart_common_descriptions ON cscart_common_descriptions.object_id = cscart_images.image_id 
  AND cscart_common_descriptions.object_holder = 'images' 
  AND cscart_common_descriptions.lang_code = 'en' 
WHERE 
  cscart_images_links.object_type = 'variant_image' 
  AND cscart_images_links.type = 'V' 
  AND cscart_images_links.object_id IN (
    240716, 240715, 243829, 243825, 243826, 
    243827, 243828, 243830, 243831, 243832, 
    243833, 243876, 243846, 243847, 243848, 
    243849, 243850, 243870, 243851, 244283, 
    244284, 243852, 243877, 243881, 243853, 
    243854, 243855, 243856, 243857, 243882, 
    243858, 243859, 243860, 243861, 243862, 
    243863, 243864, 243865, 243883, 243866, 
    243884, 243867, 243868, 243878, 243879, 
    243869, 243880, 243885, 243871, 243872, 
    243873, 243874, 243875, 243889, 243890, 
    243891, 243892
  ) 
ORDER BY 
  cscart_images_links.position, 
  cscart_images_links.pair_id

Query time 0.00110

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "cscart_images_links.position, cscart_images_links.pair_id",
        "table": {
          "table_name": "cscart_images_links",
          "access_type": "range",
          "possible_keys": ["object_id"],
          "key": "object_id",
          "key_length": "81",
          "used_key_parts": ["object_id", "object_type", "type"],
          "rows": 57,
          "filtered": 100,
          "index_condition": "cscart_images_links.object_type = 'variant_image' and cscart_images_links.`type` = 'V' and cscart_images_links.object_id in (240716,240715,243829,243825,243826,243827,243828,243830,243831,243832,243833,243876,243846,243847,243848,243849,243850,243870,243851,244283,244284,243852,243877,243881,243853,243854,243855,243856,243857,243882,243858,243859,243860,243861,243862,243863,243864,243865,243883,243866,243884,243867,243868,243878,243879,243869,243880,243885,243871,243872,243873,243874,243875,243889,243890,243891,243892)"
        }
      }
    },
    "table": {
      "table_name": "cscart_images",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["image_id"],
      "ref": ["cscart_migrate.cscart_images_links.image_id"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(cscart_images_links.image_id = cscart_images.image_id)"
    },
    "table": {
      "table_name": "cscart_common_descriptions",
      "access_type": "eq_ref",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "107",
      "used_key_parts": ["object_id", "lang_code", "object_holder"],
      "ref": ["cscart_migrate.cscart_images.image_id", "const", "const"],
      "rows": 1,
      "filtered": 100,
      "attached_condition": "trigcond(cscart_common_descriptions.object_id = cscart_images.image_id and cscart_common_descriptions.object_holder = 'images' and cscart_common_descriptions.lang_code = 'en' and trigcond(cscart_images.image_id is not null))"
    }
  }
}

Result