my wired keyboard is not working

Try another wired keyboard.

Borrow one from a friend if you have to. Even a pc keyboard will work, though several of the keys will be different.

Windows keys on a Mac Keyboard - Apple Support:

https://support.apple.com/guide/mac-help/windows-keys-on-a-mac-keyboard-cpmh0152/mac

Try it in all ports. Try it in another computer; maybe even a Windows one if handy. It may well be the keyboard; it could be the port or something else.