>>10960485If you can pull the piece out without damaging the pin and the broken surface, it's possible to fix.
Glue the piece together and then add a piece of plastic or something hard on the red area in pic so that it reinforces the joint like pic with blue.
If not, at least try to salvage the plate and drill out the pin from the socket, drill a hole on the plate and add a new pin and repair as above.
Why did you glue it?
Doesn't even look like you were seamwelding.