No. Do not create a new Apple ID. You will not be able to get your purchases from your old Apple ID on it. and will just make things very very complicated.
There is also no way to actually tell Apple this and Apple will not merge Apple IDs either. Please do not create a new Apple ID. This is a bad idea.
The best option is to change the email address and password for your current ID. This will retain all your purchases.
See here for how to do that: Change the email you use as your Apple ID - Apple Support
and here: Change your Apple ID password - Apple Support