INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f21abc1e6eebee8e0b152af12ee0eda7c8d588de5d93005a7c40efd684e35bda', 
    'CZIo5Mnx6iVHpC7lbEspKcHyo/e8K86gbCstO1tHHK8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)