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 ('6d3adc0ec5007b8a0d52a1003139b7c2', -1, 1737485325, 1737485325, '030f0399', -9, 0, 0)

Line : 187
File : sessions.php