if you haven't found a fix by now ,I have used these in the past, they work great.
https://www.ebay.com/itm/144429555403?hash=item21a0ac1ecb:g:oQYAAOSwa6heHnps
if the link doesn't work, just go to eBay and search for "guitar neck brass insert"
I have a guitar ordered that's on back order and was curious how long this could last? should I just pick a different model if its going to take weeks or months?
Kramer Baretta Electric Guitar Gray Pewter