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 ('771f1ecef6fb63a8f1992bf440b740e0', -1, 1716991571, 1716991571, '1275ea9f', 3, 0, 0)

Line : 187
File : sessions.php