Too many fivem key

Good evening, what do I do if I cannot create another key for my server ?

There is a limit for 3 active keys, you can reuse your old keys or deactivate them to create new ones.

Ok, I just deactivated all my keys and I just created one for my server but it is not working yet it is active.

What error are you receiving?

Here is what I have on my server console
An error occurred while checking server license key: Could not resolve host: keymaster.fivem.net - CURL error code 6 (Couldn’t resolve host name)GlobalError: An error occurred while checking server license key: Could not resolve host: keymaster.fivem.net - CURL error code 6 (Couldn’t resolve host name)

That looks more like a DNS issue