<?php

    public function _execute(array $params = null)
    {
        try {
            $start = microtime(true);
            if ($params !== null) {
                $ret = $this->_stmt->execute($params);
            } else {
                $ret = $this->_stmt->execute();
            }

            $sqlQuery = $this->_stmt->queryString;
            if (strpos($sqlQuery, 'db_log') === false) {
                Shopware()->Db()->insert(
                    'db_log',
                    [
                        'time' => microtime(true) - $start,
                        'ident' => $sqlQuery,
                        'data' => json_encode($params, JSON_PRETTY_PRINT),
                        'trace' => json_encode(debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS), JSON_PRETTY_PRINT),
                        'server' => json_encode($_SERVER, JSON_PRETTY_PRINT),
                    ]
                );
            }
            return $ret;
        } catch (PDOException $e) {
            require_once 'Zend/Db/Statement/Exception.php';
            throw new Zend_Db_Statement_Exception($e->getMessage(), (int)$e->getCode(), $e);
        }
    }