I cannot post/edit anything on the main thread anymore, so i can tell you the approx. opening times. @Nyaro, it would be really great if you could edit these in for me xD.
Opening times (beware the timezone here is "UTC +2" so the times may be different in your country.)
Monday-Thursday: 6:30 AM - 11 PM;
Friday: 6:30 AM - 2 AM;
Weekend : (8:00 AM -- 3 PM) - 2 PM;
(Sometimes, the server can be off for serveral hours due to maintenance or patching in a Update.)