INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '921fe43c9e0a9a489dab8c5daeb13a16274a23eba14e830b17845ffe5f55a3b6', 
    'WEW0nFA5Ju1AgOIB5XP2aoBO1EUqI/IHHJARADH/5bc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)