INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c9b6eba82610cb3fceabb4e114626d9e052048c08424d0d7555c110ec2cfd458', 
    '8g7gQdm3B/C2xW4a8++znxVaj23YXCwPQTUWOosHhDk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)