delete from mz_facebook_posts_comments where c_id ='' AND f_name ='Gast-667675107'
  array (
   'type'  =>  2 ,
   'message'  =>  'Undefined array key "c_id"' ,
   'file'  =>  '/www/htdocs/w01c524d/mazzimo24.net/addons/mz_wall_addon/delete_comment.php' ,
   'line'  =>  4 ,
)