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 ('120e12d57caff4aaed79a57241af874a', -1, 1711707531, 1711707531, '3693009b', 0, 0, 0)

Line : 193
File : sessions.php