insert

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <title>My PHP Insert</title>
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
    </head>
  <body>

   <div class="container container-form">
      <div class="panel panel-primary">
        <div class="panel-body">
          <form class="form-horizontal" method="post" name="myForm" id="myForm" action="insert.php"  >
            <div class="form-group">
              <label class="col-sm-6"> Username </label>
              <div class="col-sm-6">
                <input type="email" pattern="[^ @]*@[^ @]*" name="username" class="form-control" id="username" required>
              </div>
            </div>
            <div class="form-group">
              <label class="col-sm-6"> Password </label>
              <div class="col-sm-6">
                <input type="password" name="password" class="form-control" id="password" required>
              </div>
            </div>
            <div class="form-group">
              <div  class="col-sm-6">
                <button type="submit" class="btn btn-success"> Save </button>
                <button type="reset" class="btn btn-danger"> Clear </button>
              </div>
            </div>
          </form>
            <?php
if($_SERVER["REQUEST_METHOD"] == "POST"){
	require_once 'config.php';
	$username=$_POST['username'];
	$password=password_hash($_POST['password'], PASSWORD_DEFAULT);
	try{
		$sql = "INSERT INTO users  (username,password ) VALUES (:username,:password)";
		$stmt = $pdo->prepare($sql);
        // Bind parameters to statement
        $stmt->bindParam(':username', $username, PDO::PARAM_STR);
		$stmt->bindParam(':password', $password, PDO::PARAM_STR);
		$stmt->execute();

		echo "Records inserted successfully.<br>";
	} catch(PDOException $e){
		die("ERROR: Could not able to execute $sql. " . $e->getMessage());
	}
}
?>
  </div>
</div>
</div>
</body>
</html>