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 ('7a2b59368f1f3de9e52a37a6a8d1c3da', -1, 1737632098, 1737632098, '039163f0', -9, 0, 0)

Line : 187
File : sessions.php