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 (
    1634, 1664, 1641, 1671, 1627, 1657, 1655, 
    1686, 1646, 1677, 1636, 1666, 1638, 
    1668, 1644, 1674, 1642, 1672, 1629, 
    1659, 1637, 1667, 1645, 1676, 1653
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00032

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "0.84"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": [
        "PRIMARY"
      ],
      "rows_examined_per_scan": 3,
      "rows_produced_per_join": 3,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "0.54",
        "eval_cost": "0.30",
        "prefix_cost": "0.84",
        "data_read_per_join": "48"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`cscartdevel`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`cscartdevel`.`cscart_product_review_prepared_data`.`product_id` in (1634,1664,1641,1671,1627,1657,1655,1686,1646,1677,1636,1666,1638,1668,1644,1674,1642,1672,1629,1659,1637,1667,1645,1676,1653)))"
    }
  }
}