INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '835b8d5141aaa1e218e3d3b51d38bf229b7d0559e570a49f524eacc57bbfabfe', 
    'mlgDaay4VYb24jXrePRmZIIg6X2zUhMvybAwIjv9jEk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)