My account was locked 5 days ago and now i don't receive any reason

Hi,
My account is hteam, and it was locked a week ago. I was submit 2 tickets to support system but i don’t receive any reason. I need buy a item hurry up, then i use a old account and use my paypal do make a deposit. But the old account is locked too. What’s wrong with me? Please give me any reason for that.
Thanks