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 ('e8576006a2736e128c5e2f2e6d60b9fc', -1, 1737439083, 1737439083, '0389aa26', 6, 0, 0)

Line : 187
File : sessions.php