INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29635d91f42234c65961ea885c2a3d709e949fd3fbbd97850d6bf4c4d568728c', 
    'xo0XoSxmQ5YgiNbfAY/QQHCDeCBjJ9Q3pvlO9krJses=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)