Use int64_t instead of long long

src/server/game/Entities/Unit/Unit.cpp

@@ -542,7 +542,7 @@ void Unit::SendMonsterMove(float NewPosX, float NewPosY, float NewPosZ, uint32 T
 
     data << uint8(0);                                       // new in 3.1
     data << GetPositionX() << GetPositionY() << GetPositionZ();
-    data << GameTime::GetGameTimeMS().count();
+    data << static_cast<int64_t>(GameTime::GetGameTimeMS().count());
     data << uint8(0);
     data << uint32(sf);
     data << TransitTime;                                           // Time in between points

src/server/game/Instances/InstanceSaveMgr.cpp

@@ -94,7 +94,7 @@ InstanceSave* InstanceSaveMgr::AddInstanceSave(uint32 mapId, uint32 instanceId,
     }
     else
     {
-        resetTime = GameTime::GetGameTime().count() + static_cast<long long>(3) * DAY; // normals expire after 3 days even if someone is still bound to them, cleared on startup
+        resetTime = GameTime::GetGameTime().count() + static_cast<int64_t>(3) * DAY; // normals expire after 3 days even if someone is still bound to them, cleared on startup
         extendedResetTime = 0;
     }
     InstanceSave* save = new InstanceSave(mapId, instanceId, difficulty, resetTime, extendedResetTime);