revalorisation explications page 8

SELECT categories.* FROM (SELECT DISTINCT CAST(SUBSTRING(members.anchor, 10) AS UNSIGNED) AS target FROM yacs_members AS members WHERE (members.member LIKE 'article:6227') AND (members.anchor LIKE 'category:%')) AS ids, yacs_categories AS categories WHERE (categories.id = ids.target) AND (categories.active='Y') AND ((categories.expiry_date is NULL) OR (categories.expiry_date <= '0000-00-00 00:00:00') OR (categories.expiry_date > '2024-12-26 01:16:55')) ORDER BY rank, title, edit_date DESC LIMIT 0,40
1064: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ', title, edit_date DESC LIMIT 0,40' at line 1