I went to the User Dashboard and it gave me this achievement and a 1 week gold account update. Except that I've been a member for 5+ years. ;~;

Do I just file a ticket to get the GA token in my inventory deleted?

This is not a bug! It is a new achievement and has been confirmed by staff that you can keep the GA coin c:

Thanks. c: I checked around to see if I could find something. I guess I didn't dig deep enough.