items PERSIST work.

src/engine/db/handlers/dbItemHandler.java

@@ -55,7 +55,7 @@ public class dbItemHandler extends dbHandlerBase {
         return ret;
     }
 
-    public Item ADD_ITEM(Item toAdd) {
+    public Item PERSIST(Item toAdd) {
 
         try (Connection connection = DbManager.getConnection();
              PreparedStatement preparedStatement = connection.prepareStatement("CALL `item_CREATE`(?, ?, ?, ?, ?, ?, ?, ?, ?,?);")) {