gistfile1.php

<?php
$dbh = new PDO('mysql:host=localhost;dbname=test', 'root', 'sten123');

function create_user($username, $password) {
	global $dbh;

	$loginStmt = $dbh->prepare('INSERT INTO users (username, password) VALUES(:username, :password)');
	$loginStmt->bindValue(':username', $username);
	$loginStmt->bindValue(':password', password_hash($password, PASSWORD_DEFAULT));

	return $loginStmt->execute();
}

$success = create_user('Ineentho', 'sten123');
if ($success) {
	echo 'User created';
} else {
	echo 'User could not be created';
}