/etc/asterisk/cdr_mysql.conf

[global]
hostname=asterisk
dbname=asteriskcdr
table=cdr
user=asterisk
password=xxxx
port=3306
sock=/var/run/mysqld/mysqld.sock

mysql_cdr.sql

CREATE TABLE `cdr` (

`uniqueid` varchar(32) NOT NULL default '',
`userfield` varchar(255) NOT NULL default '',
`accountcode` varchar(20) NOT NULL default '',
`src` varchar(80) NOT NULL default '',
`dst` varchar(80) NOT NULL default '',
`dcontext` varchar(80) NOT NULL default '',
`clid` varchar(80) NOT NULL default '',
`channel` varchar(80) NOT NULL default '',
`dstchannel` varchar(80) NOT NULL default '',
`lastapp` varchar(80) NOT NULL default '',
`lastdata` varchar(80) NOT NULL default '',
`calldate` datetime NOT NULL default '0000-00-00 00:00:00',
`duration` int(11) NOT NULL default '0',
`billsec` int(11) NOT NULL default '0',
`disposition` varchar(45) NOT NULL default '',
`amaflags` int(11) NOT NULL default '0'
)