It's about time
US /ɪts əˈbaʊt taɪm/
UK /ɪts əˈbaʊt taɪm/

1.
давно пора, пора бы
used to say that something should have happened sooner or that it is already late
:
•
It's about time you cleaned your room!
Давно пора тебе убрать свою комнату!
•
After waiting for an hour, it's about time the bus arrived.
После часа ожидания давно пора было автобусу приехать.