Exemple of a PDO MySQL query

<?php

$pdo_options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_EXCEPTION;
$pdo = new PDO('mysql:host='.DB_HOST.';dbname='.DB_NAME, DB_USER, DB_PASS);

$requete = $pdo->prepare('SELECT COUNT(*) AS Nombre FROM banlist WHERE steamid = :steamid');
$requete->bindValue(':steamid', $steam_ID);
$requete->execute();

$donnees = $requete->fetch();
$requete->closeCursor();