I get these errors from time to time from my many remote streaming clients. The error messages have zero information in them to diagnose where they originated from. A client id or ip address would be useful at a minimum:
2025/10/05 10:55:45.090282 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 10:55:58.374506 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 10:56:19.582451 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 10:56:50.878447 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 10:57:52.117885 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 10:58:53.513757 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 10:59:54.906555 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 11:00:56.205496 [sessions] ERROR! securecookie: expired timestamp
2025/10/05 11:01:57.530133 [sessions] ERROR! securecookie: expired timestamp