Jep during all tests this worked at least since NC13. The needed database entry is created automatically, so no manual mysql step seems to be needed.
However before editing to guide above I am hoping for an official statement, since @nickvergessen still mentioned to database update ;). I guess on older NC versions it is indeed still needed, so would be good to know when this was changed.
Anyway the database update does not hurt and is even cleaner since no obsolete entry remains.