INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21b7217a80a9dba52f8a902ebcc07cd8efe03d243d6082397bc204669a4f0125', 
    'VRMw32T9b/QCvaK9H7pIuNQRwxkGyiNzV1P9iwO3qBs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00081

Result

int(1)