Unable to ad DKIM record in my DNS area

Unable to ad DKIM record in my DNS area

I am trying to add DKIM record as per instructions on zohos website but nothing is happening and i am not able to verify the information.

I am in Australia and have my domain with host geek. Any ideias of what can going wrong ? Any help would be appreciated.

I am very green on this and struggling to set this uo.

Many thanks