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 ('b55fcb5fba1d98624cf9ce7e9c2d2995', -1, 1717138182, 1717138182, '1276d88d', 1, 0, 0)

Line : 187
File : sessions.php