docs(connections): clarify the usage of prefix option instead of keyP…

…refix (#3029)

docs/gitbook/guide/connections.md

@@ -70,7 +70,7 @@ On the other hand, if you are adding jobs inside a Worker processor, this proces
 For more details, refer to the [persistent connections](https://docs.bullmq.io/bull/patterns/persistent-connections) page.
 
 {% hint style="danger" %}
-When using ioredis connections, be careful not to use the "keyPrefix" option in [ioredis](https://redis.github.io/ioredis/interfaces/CommonRedisOptions.html#keyPrefix) as this option is not compatible with BullMQ, which provides its own key prefixing mechanism.
+When using ioredis connections, be careful not to use the "keyPrefix" option in [ioredis](https://redis.github.io/ioredis/interfaces/CommonRedisOptions.html#keyPrefix) as this option is not compatible with BullMQ, which provides its own key prefixing mechanism by using [prefix](https://api.docs.bullmq.io/interfaces/v5.QueueOptions.html#prefix) option.
 {% endhint %}
 
 If you can afford many connections, by all means just use them. Redis connections have quite low overhead, so you should not need to care about reusing connections unless your service provider imposes hard limitations.