PHP User Registration Form

insert.php

<?php
try {
				$conn = new PDO("mysql:host=localhost;dbname=tutsplanet", 'root', '');		
				$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
				
				$password = password_hash($_POST['password'], PASSWORD_BCRYPT); //hashing password
				
				$query = "INSERT INTO `customers` (`username`, `firstname`,`lastname`, `email`, `password`, `gender`) 
										   VALUES (:username, :firstname,:lastname, :email, :password, :gender)";
				$stmt = $conn->prepare($query);
				$stmt->bindParam('username', $_POST['username']);
				$stmt->bindParam('firstname', $_POST['firstname']);
				$stmt->bindParam('lastname', $_POST['lastname']);
				$stmt->bindParam('email', $_POST['email']);
				$stmt->bindParam('password', $password);
				$stmt->bindParam('gender', $_POST['gender']);
				$stmt->execute();
				header("Location:index.php?msg=1");
			}
			catch(PDOException $e){
				echo "Connection failed: " . $e->getMessage();exit;
		}