INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '451af1884a80018e2741afd0a7104ab33eac82964dc1cb75d31cc4fab5b18690', 
    '6vAsyOKQcaSOvW2geN33kUm5kqKsp522tkMe3GUe764=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)