SELECT 
  * 
FROM 
  cscart_ble_product_detail_items 
WHERE 
  detail_id = 742 
ORDER BY 
  position, 
  title ASC

Query time 0.00252

JSON explain

{
  "query_block": {
    "select_id": 1,
    "read_sorted_file": {
      "filesort": {
        "sort_key": "cscart_ble_product_detail_items.position, cscart_ble_product_detail_items.title",
        "table": {
          "table_name": "cscart_ble_product_detail_items",
          "access_type": "ALL",
          "rows": 10870,
          "filtered": 100,
          "attached_condition": "cscart_ble_product_detail_items.detail_id = 742"
        }
      }
    }
  }
}

Result

item_id position detail_id title value
2187 0 742 Height Min. H 29" x Max. H 53"
2186 5 742 Globe Dimensions 6" Diameter
2188 10 742 Fixture Diameter W 43 ½"
3988 15 742 Canopy Dimensions 5" Diameter