INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c7e8d4e17c7ef842d2875134b75ac4a4aeee85e4caac8aefc970fdc58abccce2', 
    'up7eGmIMVK5eVzJ1WxrfbXkO7QSFF016+HRT6tSsHUk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)