用户注册时往数据库存入数据存不上已解决悬赏5积分

if($this->post->account)
        {
            $usercas = new stdClass();
            $usercas->account  = $this->post->account;
            $usercas->password = md5($this->post->password1);
            $this->dao->insert(TABLE_USERCAS)->data($usercas)->exec();
        }