/**
  * @param array $data
  * @return bool
  */
 public static function insertBalanceLogSub(array $data)
 {
     if (!$data) {
         return false;
     }
     $obj = new Model_Log_AccountBalanceLogSub(date('m', strtotime($data['createTime'])));
     foreach ($data as $key => $value) {
         $obj->{$key} = $value;
     }
     $obj->lastUpdate = date('Y-m-d H:i:s');
     $obj->save();
     return $obj->id;
 }