When you need to defined a new OpenShift connection, you need to provide the following information:

If you’ve already logged in your cluster through the OpenShift Web Console, you can copy an oc command in the clipboard that contains both the cluster URL and your token.

So, from now, there is a new option that allows you to initialize the wizard fields from the copied oc command:

Click on the Paste Login Command button and the fields will be initialized: