How to record CDR in 3 deferent table in MYSQL via ODBC

Have a working CDR MySQL via ODBC.
Every think working fine and its recording in 1 table at the moment. Now I want to set up to be easier to monitor. Let say 3 deferent groups, all of them are independent don’t communicate each other. Now I want record CDR in 3 deferent tables. Any tips please?

group1 => CDR1
group2 => CDR2
group3 => CDR3

Many Thanks