$time = microtime(true);

$dsn = 'mysql:dbname=symfony_live;host=127.0.0.1';
$user = 'root';
$password = '';


$con = new PDO($dsn, $user, $password);

$connect_time = microtime(true);

$result = $con->query('SELECT * FROM user WHERE username LIKE "foobar"');

$query_time = microtime(true);

var_dump($result->fetchAll(PDO::FETCH_ASSOC));

$time_con = ($connect_time - $time) * 1000;
$time_query = ($query_time - $connect_time) * 1000;

echo "Connection took $time_con msn";
echo "Query took $time_query msn";

Connection took 2.5701522827148 ms
Query took 1.1160373687744 ms