OS: Windows
Server: IIS
PHP: 7.1.9

auto_prepend_file = "C:IISSitessitelog.php"

function myErrorHandlerr($errno, $errstr, $errfile, $errline, $error_context) {
        $servername = "localhost";
        $username = "root";
        $password = "";
        $dbname = "log";

        // Create connection
        $conn = new mysqli($servername, $username, $password, $dbname);

        // Check connection
        if ($conn->connect_error) {
            die("Connection failed: " . $conn->connect_error);
        }

        // prepare and bind
        $stmt = $conn->prepare("INSERT INTO error_logs (error) VALUES (?)");

        $errorssssss = $errstr.$errfile. $errline.$errno . $error_context;
        // var_dump($errorssssss);
        $stmt->bind_param("s", $errorssssss);

        $stmt->execute();

        $stmt->close();
        $conn->close();
}

function shutdownHandler()
{
    $lasterror = error_get_last();
    switch ($lasterror['type'])
    {
        case E_ERROR:
        case E_CORE_ERROR:
        case E_COMPILE_ERROR:
        case E_USER_ERROR:
        case E_RECOVERABLE_ERROR:
        case E_CORE_WARNING:
        case E_COMPILE_WARNING:
        case E_PARSE:
            $error = "[SHUTDOWN] lvl:" . $lasterror['type'] . " | msg:" .$lasterror['message'] . " | file:" . $lasterror['file'] . " | ln:" . $lasterror['line'];
        myErrorHandlerr($error, "fatal",'','','');
    }
}

set_error_handler("myErrorHandlerr", E_ALL | E_STRICT);
register_shutdown_function("shutdownHandler");