Same issue here. Happens on two different machines:
-Macbook Pro 16" M1, macos 12.3.1
-Macbook Pro 15" 2015, macos 12.3.1
I manually updated to insync to 3.7.5 because 3.7.4 was so broken it didn’t even updated itself. Perhaps this thread’s issue is also resolved in 3.7.5?