Fix incorect play time in /whois (#5177)

Co-authored-by: Bobcat00 <Bobcat00@users.noreply.github.com>

Author: Bobcat00

Essentials/src/main/java/com/earth2me/essentials/commands/Commandwhois.java

@@ -40,7 +40,7 @@ public void run(final Server server, final CommandSource sender, final String co
         sender.sendMessage(tl("whoisHunger", user.getBase().getFoodLevel(), user.getBase().getSaturation()));
         sender.sendMessage(tl("whoisExp", SetExpFix.getTotalExperience(user.getBase()), user.getBase().getLevel()));
         sender.sendMessage(tl("whoisLocation", user.getLocation().getWorld().getName(), user.getLocation().getBlockX(), user.getLocation().getBlockY(), user.getLocation().getBlockZ()));
-        final long playtimeMs = System.currentTimeMillis() - (user.getBase().getStatistic(PLAY_ONE_TICK) * 50);
+        final long playtimeMs = System.currentTimeMillis() - (user.getBase().getStatistic(PLAY_ONE_TICK) * 50L);
         sender.sendMessage(tl("whoisPlaytime", DateUtil.formatDateDiff(playtimeMs)));
         if (!ess.getSettings().isEcoDisabled()) {
             sender.sendMessage(tl("whoisMoney", NumberUtil.displayCurrency(user.getMoney(), ess)));