SELECT 
  tmall_product_review_prepared_data.product_id AS product_id, 
  tmall_product_review_prepared_data.average_rating AS average_rating, 
  tmall_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  tmall_product_review_prepared_data 
WHERE 
  tmall_product_review_prepared_data.product_id IN (
    94, 96, 114, 108, 121, 103, 95, 112, 89, 
    116, 82, 85, 88, 110, 93, 87, 118, 83, 
    123, 119
  ) 
  AND tmall_product_review_prepared_data.storefront_id = 0

Query time 0.00765

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.01879428,
    "nested_loop": [
      {
        "table": {
          "table_name": "tmall_product_review_prepared_data",
          "access_type": "ALL",
          "possible_keys": ["PRIMARY"],
          "loops": 1,
          "rows": 56,
          "cost": 0.01879428,
          "filtered": 35.7142868,
          "attached_condition": "tmall_product_review_prepared_data.storefront_id = 0 and tmall_product_review_prepared_data.product_id in (94,96,114,108,121,103,95,112,89,116,82,85,88,110,93,87,118,83,123,119)"
        }
      }
    ]
  }
}