Update README.md

README.md

@@ -233,8 +233,8 @@ Checking status.
 ```
 sudo systemctl status mariadb
 ``` 
-Change your recorder: db_url: in the HA configuration.yaml ```mysql://admin:password@_lxc-ip_:3306/homeassistant?charset=utf8mb4```
-
+Change your recorder: db_url: in the HA configuration.yaml ```mysql://admin:password@lxc-ip:3306/homeassistant?charset=utf8mb4```
+Example: `mysql://admin:password@192.168.1.26:3306/homeassistant?charset=utf8mb4`
  
 </details>