minor fix

rotbot/common/queries.py

@@ -45,7 +45,7 @@ def create_or_get_and_update_last_event(self, table, event_type, channel_name=No
             slug_exists = self.db.one('SELECT id FROM rotbot_' + table + ' WHERE slug=%(slug)s AND network_id=%(network_id)s', slug=new_slug, network_id=self.network.id)
             log.notice('Requested slug already taken on table %s with network %s: %s' % (table, self.network.name, new_slug))
         while slug_exists:
-            new_slug = name + uuid.uuid4()
+            new_slug = name + str(uuid.uuid4())
             slug_exists = self.db.one('SELECT id FROM rotbot_' + table + ' WHERE slug=%(slug)s AND network_id=%(network_id)s', slug=new_slug, network_id=self.network.id)
             log.warn('Please clean database. Newly generated uuid4 already taken on table %s with network %s: %s' % (table, self.network.name, new_slug))