Remove Mysql row after specified time

Question

I\'m trying to create a computer reservation system, where user chooses a computer and select the time how long he will be using this PC. In that time other persons can\'t r

Answer 1

The common way to handle this is to store an expires_at timestamp on the reservation row. Then your query to find any "open" reservations would have WHERE 'expires_at' < NOW() or something similar.