phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e231777025dd5e00fcf5f78e20c01463', -1, 1717009117, 1717009117, '0315a782', -4, 0, 0)

Line : 187
File : sessions.php