DataError: value too long for type character varying(255)

[sentry-io]

Sentry Issue: BLT-DJANGO-R0

StringDataRightTruncation: value too long for type character varying(255)

  File "django/db/backends/utils.py", line 105, in _execute
    return self.cursor.execute(sql, params)

DataError: value too long for type character varying(255)

(9 additional frame(s) were not displayed)
...
  File "blt/middleware/ip_restrict.py", line 155, in __call__
    ip_record.save(update_fields=["agent", "count"])