Account Blocked ( too many concurrent connection)

Account Blocked ( too many concurrent connection)

While logging into my account with ' chris@ccwebdevelopment.com', I was blocked with the following message:

Access Blocked
We are sorry. Your account have too many concurrent active sessions, so access is blocked now. Please contact support@zohoaccounts.com.

I am requesting that all active connections be killed on this account. Please let me know if there's anything I can do to expedite this request as this is an urgent matter.