You are free to use these tracks for your video project!
But you must include the attribution in your video description:
Promoted by: https://cctrax.com/mystified/presence
Or go to the track page, copy&paste the code from there.
Treetrunk Records (Label) says:
A slow-moving, drift-y longform piece made using acoustic drones. Trombone, flute and didgeridoo appear prominently. The track was mastered by Simon Heath, curator of the Cryo Chamber label, and member of Atrium Carceri among other acts.