Unlimited Custom Server Time:
[Maybe a Toggle in The Custom Server Settings To enable Unlimited time in Each Game]
[I know Unlimited Time might be Stupid But if your playing with your Friends and the time Just ends quickly so You have to make anther and That Finishes quickly again so you wont Have enough Custom Server(s)]
Hi! Welcome to the forums and thank you for taking the time to write a suggestion!!
However, this has already been suggested, and has been mentioned that it would be very expensive to allow unlimited servers. Please always remember to search to see if something has already been suggested before doing so yourself. 
Here’s the original suggestion: Can The Hive allow Hive+ people to have unlimited /cs?
Duplicate Suggestion