INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ddf231679c17712a35afcfea88ca1010d52ecdbeb59a3781b86ebff47af9ed3e', 
    'SZSwgTKj0TyRus7Kzhbs8JVOVJdCaiQI+Zt3D14HohA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)