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 ('c0cf3e2f3c8d1e374fb0e845d4f7762a', -1, 1751590928, 1751590928, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php