Is there some quick way to get Dungeoneering tokens early?

I mainly want to get the bone crusher and possible twisted necklace for prayer training early but it’s costs a combined 43k tokens. I’m only

52 Attack 55 Strength 51 Defence 35 Range 60 Magic 43 Prayer

Is there any method for my level other then soloing large floors for like 1.2k per 30-40 mins?