Some of them, with names like XSRF-TOKEN and SSR-caching, appear to be essential for Wix to function.
But who knows what Wix is doing? It is very likely, at a minimum, recording your IP (internet protocol) address. Is it sharing that with others? I don't know. Here is what they say about Users-of-Users' (that's you) data (see Section 6).
You are navigating an opaque online ecosystem full of people who want your data for reasons you may not like. I am not trying to take your stuff, but I am using a cloud service whose internal workings I do not understand. Feel free to turn off all "non-essential" cookies, consider using an onion browser, educate yourself, and be careful out there!