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 ('566b5f2c2d62fd33f079265e73e1e7c2', -1, 1737598365, 1737598365, '340ffe70', -9, 0, 0)

Line : 187
File : sessions.php