That filename looks like a specific social media or internal asset code, but without seeing the video itself, I can't know exactly what's happening in it.
To help me write the perfect text for you, could you tell me a bit more? For example: 2021-02-10_0gnibbl1x74kfa1a5vy9p_source-fANK.mp4
(Instagram Reel, TikTok, a professional presentation?) That filename looks like a specific social media