Refactored code

src/main/java/netneutrality/db/DBController.java

@@ -75,11 +75,7 @@ public class DBController {
 			loadControllers();
 
 		ThreadManager.scheduler.scheduleWithFixedDelay(() -> {
-			try {
-				DBController.get().prepareAndExecute("SELECT 1;");
-			} catch (SQLException e) {
-				e.printStackTrace();
-			}
+			DBController.get().query("SELECT 1;");
 		}, 0, 120, TimeUnit.SECONDS);
 	}