SQL: 1062 Duplicate entry '6' for key 'parent_2' Ostatnie zapytanie: (
      INSERT INTO `out_cache_categories`
      (`id`, `parent`, `lastUpdate`, `subcats`)
      SELECT `id`=NULL as `id`, 
      `id` as `parent`, 
      UNIX_TIMESTAMP() as `lastUpdate`,
      ( SELECT GROUP_CONCAT(`id`) FROM `out_shopCategory` b WHERE a.id=b.parentId ) as subcats FROM `out_shopCategory` a)<br />Ilość wykonanych zapytań: 2<br />Całkowity czas wykonywania zapytań: 0.018217325210571<br /><br />Plik: /var/www/vhosts/glassing.pl/outdoor24.pl/lib/Db.class.php<br />Linia: 134<br />Trace: #0 /var/www/vhosts/glassing.pl/outdoor24.pl/lib/Cache.class.php(68): db->query('\r\n      INSERT ...')
#1 /var/www/vhosts/glassing.pl/outdoor24.pl/lib/Cache.class.php(26): CacheCategories->updateCache()
#2 /var/www/vhosts/glassing.pl/outdoor24.pl/index.php(120): Cache->run()
#3 {main}<br />Kod: 0<br />