$prepared=$this->prepare('UPDATE `'.Utils::table('poll').'` SET title=?, admin_name=?, admin_mail=?, description=?, end_date=FROM_UNIXTIME(?), active=?, editable=? WHERE id = ?');
$prepared=$this->prepare('UPDATE `'.Utils::table('poll').'` SET title=?, admin_name=?, admin_mail=?, description=?, end_date=?, active=?, editable=? WHERE id = ?');