phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('192c0f742a39ddc4cf752fd3e56515e6', -1, 1715081815, 1715081815, '03856f55', 0, 0, 0)

Line : 189
File : sessions.php