Updated Hikari pool configuration.

src/engine/gameManager/DbManager.java

@@ -307,7 +307,7 @@ public enum DbManager {
 		config.setPassword(ConfigManager.MB_DATABASE_PASS.getValue());
 
 		config.addDataSourceProperty("minimumIdle", "5");
-		config.addDataSourceProperty("idleTimeout", "120000");
+		config.addDataSourceProperty("maxLifetime", "3600000");
 
 		config.addDataSourceProperty("characterEncoding", "utf8");