SELECT 
  tmall_products.* 
FROM 
  tmall_products 
WHERE 
  tmall_products.product_id IN (
    59, 58, 60, 172, 134, 135, 168, 167, 169, 
    42, 39, 40, 37, 74, 73, 71, 75, 72
  )

Query time 0.01229

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.03187741,
    "nested_loop": [
      {
        "table": {
          "table_name": "tmall_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "loops": 1,
          "rows": 18,
          "cost": 0.03187741,
          "filtered": 100,
          "index_condition": "tmall_products.product_id in (59,58,60,172,134,135,168,167,169,42,39,40,37,74,73,71,75,72)"
        }
      }
    ]
  }
}