fix #2

db/Structure.sql

@@ -203,7 +203,7 @@ CREATE TABLE IF NOT EXISTS `modules` (
 --
 
 CREATE TABLE IF NOT EXISTS `page_access` (
-  `ID` int(11) NOT NULL,
+  `ID` int(11) NOT NULL AUTO_INCREMENT,
   `Pagename` text NOT NULL,
   `Bitmask` int(11) NOT NULL,
   PRIMARY KEY (`ID`)