Time to exit the session

Set the number of minutes after which the logout dialog will appear after activating the screen saver. This parameter is active if the logout-enable parameter is set to TRUE

The number of minutes after which, after activating the screen saver, the screen will be locked

Time in minutes:

Registry Hive	HKEY_CURRENT_USER
Registry Path	Software\BaseALT\Policies\gsettings
Value Name	org.mate.screensaver.logout-delay
Value Type	REG_DWORD
Default Value	3
Min Value	0
Max Value	2147483647