Lock Screen settings keeps resetting

https://preview.redd.it/6sugzcvih3ae1.png?width=910&format=png&auto=webp&s=25a89afeb120dd6c3d4f1e1ea5def525387c27ff This setting resets every time I restart or log out. I set it to '5 seconds', but it reverts to ‘immediately’ after a restart or logout. How can I resolve this issue?