You have oTree 2.5.5. The newest version is 5.6.0.
You are using a proper database (Postgres, MySQL, etc).
DEBUG mode is on You should only use DEBUG mode when testing. Before launching a study, you should switch DEBUG mode off by setting the environment variable OTREE_PRODUCTION.
No password protection To prevent unauthorized server access, you should set the environment variable OTREE_AUTH_LEVEL.
Your database appears to be synced.