SELECT 
  cscart_product_review_prepared_data.product_id AS product_id, 
  cscart_product_review_prepared_data.average_rating AS average_rating, 
  cscart_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  cscart_product_review_prepared_data 
WHERE 
  cscart_product_review_prepared_data.product_id IN (
    443778, 413186, 432494, 406992, 417005, 
    443366, 433693, 445954, 441514, 456101, 
    421337, 459209
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00031

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.0126454,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_product_review_prepared_data",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "7",
          "used_key_parts": ["product_id", "storefront_id"],
          "loops": 1,
          "rows": 12,
          "cost": 0.0126454,
          "filtered": 100,
          "attached_condition": "cscart_product_review_prepared_data.storefront_id = 0 and cscart_product_review_prepared_data.product_id in (443778,413186,432494,406992,417005,443366,433693,445954,441514,456101,421337,459209)"
        }
      }
    ]
  }
}