PHP Sent Mail Gmail

<?php

use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;


date_default_timezone_set("Asia/Jakarta");
require_once "vendor/autoload.php";
  $jam=date("Y-m-d H:i:s"); 

            $email_pengirim = 'riadimrt@gmail.com'; // Isikan dengan email pengirim
            $nama_pengirim = 'Admin nGanteng'; // Isikan dengan nama pengirim
            $email_penerima = 'adiarray@gmail.com'; // Ambil email penerima dari inputan form
            $subjek = "Selamat anda telah terdaftar"; // Ambil subjek dari inputan form
            $pesan = "<table width='500px' height='300px' border='1'>
                      <tr bgcolor='blue'><td><font color='white' size='7'><center>Admin $jam</center></td></tr>
                      <tr><td><font size='6'><b>HALO  TIME NOW IS ".$jam." ...Selamat anda telah terdaftar tunggu info selanjutnya cp admin: 082111476069</b></td></tr>
                      </table>"; // Ambil pesan dari inputan form
            $mail = new PHPMailer;


            $mail->isSMTP();

            $mail->Host = 'smtp.gmail.com';
            $mail->Username = $email_pengirim; // Email Pengirim
            $mail->Password = '*****************'; // Isikan dengan Password email pengirim
            $mail->Port = 465;
            $mail->SMTPAuth = true;
            $mail->SMTPSecure = 'ssl';

            $mail->setFrom($email_pengirim, $nama_pengirim);
            $mail->addAddress($email_penerima);
            $mail->isHTML(true); // Aktifkan jika isi emailnya berupa html

            $mail->Subject = $subjek;
            $mail->Body = $pesan;
            $send = $mail->send();
       
if(!$mail->send()) {
    echo "Mailer Error: " . $mail->ErrorInfo."=".$jam;
}
else {
    echo "Message has been sent successfully".$jam;
}

?>