$custom_date = '03-07-2013 12:33:00';
mysql_query("INSERT INTO `rss_last_post` (`date`) VALUES ('$custom_date')", $link);// or die( mysql_error() );
$custom_date = '03-07-2013 12:33:00';
$query = "INSERT INTO `rss_last_post` (`date`) VALUES ('$custom_date')";
echo $query;
if(!mysql_query($query)){
// вывод ошибок
}
$query = "INSERT INTO `rss_last_post` (`date`) VALUES ('".$custom_date."')";