[Mitchell]

Originally Posted by ambn what i'm lookin for is a sourcemod way to make it right, so do you suggest anything?

GetTime() is a sourcemod function: https://sm.alliedmods.net/new-api/sourcemod/GetTime
From what you explained you really don't need to have a timer do +1 to a variable every day when you can have the start time of the server save to a variable and subtract it from the current time to get the current uptime in seconds.