SELECT 
  c.product_id AS cur_product_id, 
  a.*, 
  b.option_name, 
  b.internal_option_name, 
  b.option_text, 
  b.description, 
  b.inner_hint, 
  b.incorrect_message, 
  b.comment 
FROM 
  cscart_product_options as a 
  LEFT JOIN cscart_product_options_descriptions as b ON a.option_id = b.option_id 
  AND b.lang_code = 'en' 
  LEFT JOIN cscart_product_global_option_links as c ON c.option_id = a.option_id 
WHERE 
  c.product_id IN (
    116545, 391037, 391032, 391031, 391030, 
    242, 243, 241, 240, 391035, 21914, 391033, 
    391036, 116547
  ) 
  AND a.product_id = 0 
  AND a.status = 'A' 
ORDER BY 
  a.position

Query time 0.09551

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.047070462,
    "nested_loop": [
      {
        "read_sorted_file": {
          "filesort": {
            "sort_key": "a.position",
            "table": {
              "table_name": "a",
              "access_type": "ALL",
              "possible_keys": ["PRIMARY", "c_status"],
              "loops": 1,
              "rows": 13,
              "cost": 0.0129738,
              "filtered": 100,
              "attached_condition": "a.product_id = 0 and a.`status` = 'A'"
            }
          }
        }
      },
      {
        "table": {
          "table_name": "b",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "9",
          "used_key_parts": ["option_id", "lang_code"],
          "ref": ["u985510652_ecartify.a.option_id", "const"],
          "loops": 13,
          "rows": 1,
          "cost": 0.01244692,
          "filtered": 100,
          "attached_condition": "trigcond(b.lang_code = 'en')"
        }
      },
      {
        "table": {
          "table_name": "c",
          "access_type": "ref",
          "possible_keys": ["PRIMARY", "product_id"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["option_id"],
          "ref": ["u985510652_ecartify.a.option_id"],
          "loops": 13,
          "rows": 1,
          "cost": 0.01335861,
          "filtered": 76.19047546,
          "attached_condition": "c.product_id in (116545,391037,391032,391031,391030,242,243,241,240,391035,21914,391033,391036,116547)"
        }
      }
    ]
  }
}

Result

cur_product_id option_id product_id company_id option_type regexp required multiupload allowed_extensions max_file_size missing_variants_handling status position value option_name internal_option_name option_text description inner_hint incorrect_message comment
240 11 0 1 C N N 0 M A 0 3G Connectivity Apple iPad 3G
241 13 0 1 C N N 0 M A 0 3G Connectivity Apple 3G
240 14 0 1 S N N 0 M A 0 Memory capacity Memory capacity
241 14 0 1 S N N 0 M A 0 Memory capacity Memory capacity