Parse error: syntax error, unexpected '$Tisch' (T_VARIABLE), expecting ')' in C:\xampp\htdocs\Website\Architekturbüro\register.php on line 9

<?php
require_once("db.php");
if ($mysqli->connect_errno) {
die("Verbindung fehlgeschlagen: " . $mysqli->connect_error);
}

$sql = "INSERT INTO users (name, Restaurantname, Tisch) VALUES (?,?,?)";
$statement = $mysqli->prepare($sql);
$statement->bind_param('ss', $name, $Restaurantname $Tisch);

$name = $_POST["name"];
$Restaurantname = $_POST["Restaurantname"];
$Tisch = $_POST["tisch"];
$statement->execute();
$new_id = $statement->insert_id;
echo $new_id;
?>

<?php
session_start();
if($_POST["passwort"] == $_POST["psswb"]){
$_SESSION["Geschlecht"] = $_POST["gender"];
$_SESSION["email"] = $_POST["email"];
$_SESSION["Username"] = $_POST["Username"];
$_SESSION["Passwort"] = $_POST["passwort"];
}else{
echo "<p>Bitte überprüfen sie ihr Passwort";
}
if(isset($_SESSION["Geschlecht"])){
require('db.php');


$sql = "INSERT INTO user (benutzername, passwort, email) VALUES (?,?,?)";
$statement = $mysqli->prepare($sql);
$statement->bind_param('sss', $email, $pw, $email);

$email = $_SESSION["Benutzername"];
$pw = $_SESSION["Passwort"];
$email= $_SESSION["email"];
$statement->execute();
$new_id = $statement->insert_id;
echo $new_id;

}