SetTimer("StartFire", 60000, 1);

forward StartFire();
public StartFire()
{
    new
        rand = random(sizeof(RandomSpawn))
    ;
    fire1 = CreateFire(RandomSpawn[rand][0], RandomSpawn[rand][1], RandomSpawn[rand][2]);

    SendClientMessageToAll(COLOR_WHITE, "A big fire has started ! LSFD are taking care of the cause !");

    return 1;
}