It took hours to figure out why my python script using peewee yielded
OperationalError(2006, 'MySQL server has gone away'), but I found the problem.
This error is very misleading and also results when MySQL responds with a Packet Too Large response on an INSERT statement. In my case, I’m inserting a very large 15-20 MB blob of data into a table, which triggers this error.
Once I figured out what the error was and what to look for, the solution is rather simple: set max_allowed_packet to a larger size in