Why do I end up in the queue over and over again?

When you have been through the queue you will arrive at the website you want to access. A cookie will be stored in your browser to verify that you actually have been redirected via the queue. This is a security measure to prevent fraud and queue bypassing.  

In order to prevent ending up in the queue over and over again, you have to make sure that your browser accepts cookies from the website you want to access. 

You can find here a step by step guide on cookie allowance of different browsers and devices.