INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '138e753e017839bf57faf73bf7c1ce452be3b851d28fd7fc46e03a40afa7b55a', 
    'k8hU6whjt40xcueoyfrF6BlVRfO+pZXCitjvXS0ujMs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)