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 ('27a5b2e2338b1a6214aad11ce364f3c4', -1, 1711679718, 1711679718, '035407ff', 0, 0, 0)

Line : 193
File : sessions.php