This is another Cursed Shard trick and it all starts at the Mustafar location (386,0,1154).
1) Travel past Cursed Shards and go through the first and second waypoint
2) Terminate (kill) yourself
3) Wait 5 minutes until you have completed the quest and you have received the experience points
4) Abandon the quest in your Journal
5) Begin at Step 1 again
Tip: Bring with you a lava skiff or flea to travel over lava for an 11 minute and 100k reward.