How to store data to a custom table in phpmyadmin?

Hi all, is it possible to store IMSI code (IMSI for eap-sim data in users file) from freeradius to a custom table that i made in phpmyadmin, if it's possible can someone show me if the examples of the implementation? what i want to achieve is that for freeradius to store IMSI data to asterisk's real time table or for asterisk to read from freeradius's table for sip.conf and extension.conf username in asterisk files. really need help.