INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c9a64ada7473aecff1f71d2caf6091990047a966a923bad196724f87748d5e5', 
    '9dL30CWEzx7tIew2A+Vxy4wLlAO6OKsUiJ3UbEDOefg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)