Untitled

//old:
$db->query("UPDATE " . table_links . " set link_author=$link_author, link_blog=$link_blog, link_status='$link_status', link_randkey=$link_randkey, link_category=$link_category, link_modified=NULL, link_date=FROM_UNIXTIME($link_date), link_published_date=FROM_UNIXTIME($link_published_date), link_votes=$link_votes, link_karma=$link_karma WHERE link_id=$this->id");

//new:
$sql = "UPDATE " . table_links . " 
    set link_author=".(int)$link_author.", 
    link_blog=".(int)$link_blog.", 
    link_status='".mysql_real_escape_string($link_status)."', 
    link_randkey=".(int)$link_randkey.", 
    link_category=".(int)$link_category.", 
    link_modified=NULL, 
    link_date=FROM_UNIXTIME(".(int)$link_date."), 
    link_published_date=FROM_UNIXTIME(".(int)$link_published_date."), 
    link_votes=".(int)$link_votes.", 
    link_karma=".(int)$link_karma." 
    WHERE link_id=".(int)$this->id;
$db->query($sql);