Maximum execution time of 30 seconds exceeded

        $this->bind = $bind;

        Db::$queryTimes++;

        try {
            // 调试开始
            $this->debug(true);

            // 预处理
            $this->PDOStatement = $this->linkID->prepare($sql);

            // 是否为存储过程调用
            $procedure = in_array(strtolower(substr(trim($sql), 0, 4)), ['call', 'exec']);

            // 参数绑定
            if ($procedure) {
                $this->bindParam($bind);
            } else {
                $this->bindValue($bind);