$set = "

                //밀리세컨드, 마이크로세컨드
                $t_true = microtime(true);
                //$milli = sprintf("%03d",($t_true - floor($t_true)) * 1000);
                $micro = sprintf("%06d",($t_true - floor($t_true)) * 1000000);

                $set = "

atd_datetime = '".G5_TIME_YMDHIS."'

atd_datetime = '".date('Y-m-d H:i:s.'.$micro)."'

`atd_datetime` datetime NOT NULL default '0000-00-00 00:00:00',

`atd_datetime` datetime(6) NOT NULL default '0000-00-00 00:00:00.000000',

                // 순위정보 가져오기
                $rank = sql_fetch("select max(ranking) as max from {$g5['eyoom_attendance']} where atd_datetime like '".$date_day."%'",false);
                $ranking = $rank['max']+1;

                // 순위정보 가져오기
                // 랭킹 올바르게
                $rank = sql_fetch("select count(ranking) as rank_no from {$g5['eyoom_attendance']} where atd_datetime like '".$date_day."%' order by atd_datetime asc",false);
                $ranking = $rank['rank_no']+1;

                $sql = "insert into {$g5['eyoom_attendance']} set $set";
                sql_query($sql);

                $sql = "insert into {$g5['eyoom_attendance']} set $set";
                sql_query($sql);