Lowered limit for the afk time threshold option as it needs to be converted into ticks later.

src/main/java/dev/micle/loginprotection/setup/Config.java

@@ -68,7 +68,7 @@ public final class Config {
                     .define("enabled", true);
             AFK_TIME_THRESHOLD = builder
                     .comment("How long a player needs to be afk to become protected. (seconds)")
-                    .defineInRange("timeThreshold", 600, 1, Integer.MAX_VALUE);
+                    .defineInRange("timeThreshold", 600, 1, Integer.MAX_VALUE/20);
             AFK_APPLY_POST_EFFECTS = builder
                     .comment("Whether to apply any post protection effects to afk players.")
                     .define("applyPostProtectionEffects", false);