Hey there 👋
It’s a bit blurry, but it looks to be a fungus gnat.
https://www.bing.com/images/search?view=detailV2&ccid=Kdyv2HzT&id=4423694EBD57DEAEAB04A75857168C79E12A54BD&thid=OIP.Kdyv2HzT-g-HrEEtYzALdwHaEc&mediaurl=https%3A%2F%2Fdh1muyqdu88ie.cloudfront.net%2Fwp-content%2Fuploads%2F2016%2F06%2F02173947%2FFungus-gnat1.jpg&exph=450&expw=750&q=fungus+gnats&simid=608044696012260130&selectedindex=8&pc=APPL&vt=4&eim=1%2C2%2C3%2C4%2C6%2C8%2C10%2C18&sim=11&adlt=demote&shtp=GetUrl&shid=8637a92b-b90d-43ed-8dd9-13ead3e6ddb1&shtk=RnVuZ3VzIEduYXRzOiBIb3cgdG8gS2lsbCBUaGVtIEZvcmV2ZXIgKDIwMTggVXBkYXRlKQ%3D%3D&shdk=Rm91bmQgb24gQmluZyBmcm9tIHd3dy5lcGljZ2FyZGVuaW5nLmNvbQ%3D%3D&shhk=77XfQhZTRtSYlmesZZ0CTIMYMHIIkdnxPv9qu6UqbS0%3D&form=EX0023&shth=OSH.RFU9w1V5wO0jX7Q4w22gBQ
They love moist soil, so try to let your plants dry out a bit more between watering. If you only see one, should be easy to get rid of- two or more and you have to worry about them breeding and laying eggs
Best of luck and happy growing 🌱