If you didn't wish to leave your handle up for grabs (after 30days of #deactivation, that's what happens) set your account to PRIVATE. It's the same as to #LOCK your account - a padlock shows after your name. #HowTo:
Settings and privacy > Privacy and safety > Audience and tagging > Protect your tweets️ then log out on Your account > Account information > Log out
Thanks for the advice from our Masto community