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 ('520ec8075ff8aae8ddd9642d4215aa31', -1, 1737594146, 1737594146, '12d96824', -9, 0, 0)

Line : 187
File : sessions.php