$servername = "localhost";
$username = "admin";
$password = "admin123";
$dbname = "database1";

$conn = mysqli_connect($servername, $username, $password, $dbname);

if (!$conn) {
    die("Connection failed: " . mysqli_connect_error());
}

$sql = "INSERT INTO last_visit (ip, lastvisit) VALUES ('123', '123')";