Ups... the query
select n.id, date_format(n.adt, '%d-%m-%Y') AS adt, n.content, n.title, n.is_active, nhn.news_hierarchy_id as tid from tyskielwy_news n, tyskielwy_news_hierarchy_news nhn where nhn.news_id = n.id and n.id = 2293 and n.is_active = 1
caused some trouble...
MySQL server has gone away