If you have an existing Apple ID, use that.
Creating a new Apple ID is usually a mistake. Creating a lot of new Apple IDs is definitely a mistake. Creating a new Apple ID won’t permit purchases and subscriptions to be transferred, and won’t bypass an existing Activation Lock, among other details.
As for creating a new Apple ID where you don’t already have one and with a well-used used device, see Create an Apple ID on the web section at How to create a new Apple ID - Apple Support
Failing that, contact the gentlebeings at Apple. That’s not us “guys”.