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 ('ebbec842ab8dd3b1bb860e2429d352c5', -1, 1717187472, 1717187472, '12754a67', 1, 0, 0)

Line : 187
File : sessions.php