Answer always "terjadi kesalahan saat mengirim komen!". Can anyone help me?
$message = mysql_real_escape_string(bbcode_to_html($message));
if (mysql_query('insert into topics (id_parent, id, id_user, title, message, id_author, timestamp, timestamp_user) select "' . $dn1['id_parent'] . '", "' . $id . '", max(id_user)+1, "", "' . $message . '", "' . $_SESSION['userid'] . '", "' . time() . '", "' . time() . '" from topics where id="' . $id . '"') and mysql_query('update topics set timestamp_user="' . time() . '" where id="' . $id . '" and id_user=1')){
?><header class="major">
Komen sukses! Kembali ke <a href="read_topic.php?id=<?php echo $id; ?>">Topik!</a>
</header>
<?php
}else{
echo 'Terjadi kesalahan saat mengirim komen!';
}