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 ('82b2f67cdd1e9c4cf88f29f0f7df65fa', -1, 1711698796, 1711698796, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php