Doing a keyword search on Google of “video of fast moving lava flow” expecting to see if that video was debunked but, it produced several references to that video.
This link has a close up shot of the lava flow. Interesting comment by kansasthunderman1.
https://www.youtube.com/watch?v=NF3zLajnDNA
Even made it on CBS News.
https://www.cbsnews.com/live/video/20180616201557-fast-moving-lava-from-fissure-8-at-leilani-estates-in-hawaii/
And AccuWeather
https://www.facebook.com/AccuWeather/videos/10156402985077889/