if ($res = $modx->getIterator('ModParams', array('gid' => $good_id))) {
    foreach ($res as $v) {
        $tmp = $modx->newObject('ModParams');
        $tmp->fromArray($v->toArray());
        $tmp->set('id', 0);
        $tmp->set('gid', $id);
        $tmp->save();
    }
}