changed the engine of the chanstats table from InnoDB back to MyISAM to avoid increasing the auto_increment counter on each INSERT IGNORE. For existing tables please manually run 'ALTER TABLE anope_chanstats ENGINE=MyISAM'.

modules/extra/stats/m_chanstats.cpp

@@ -309,7 +309,7 @@ class MChanstats : public Module
 				"KEY `nick` (`nick`),"
 				"KEY `chan_` (`chan`),"
 				"KEY `type` (`type`)"
-				") ENGINE=InnoDB DEFAULT CHARSET=utf8;";
+				") ENGINE=MyISAM DEFAULT CHARSET=utf8;";
 			this->RunQuery(query);
 		}
 		/* There is no CREATE OR REPLACE PROCEDURE in MySQL */