phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e164a2f151e3178c05a6d67bce3fc9e0', -1, 1737438865, 1737438865, '12e38cc3', -9, 0, 0)

Line : 187
File : sessions.php