INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76260fdc867002900f070f1455a64b86c850646a92fb7cfa8e696ac626ce2724', 
    '3NTeMkxcGOXGDF28V02eZ13JIoqOgvidQQzyAem3OdA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)