Info: MySQL Query Error

Time: 2012-5-19 7:23pm
Script:

SQL: select n.id_news,n.title,n.subtitle,n.meta_url,n.meta_title,n.meta_keywords,n.meta_description,n.description,n.date_upd,n.color,n.strong,n.description,n.views from travel_news n,travel_news_category nc0,travel_area_news na0 where n.active=1 and n.id_parent=0 and n.id_news=nc0.id_news and nc0.id_category=CAT_NEWS_AREAGK and n.id_news=na0.id_news and na0.id_area=727 order by n.position,n.date_upd desc,nc0.position,na0.position limit 0,1
Error: Unknown column 'CAT_NEWS_AREAGK' in 'where clause'
Errno.: 1054