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 ('9f66d50e25a9c40592a8fb33624c6d05', -1, 1737484930, 1737484930, '03912696', 40, 0, 0)

Line : 187
File : sessions.php