phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('726297ddf87248055b0d32d344eb4b45', -1, 1716712815, 1716712815, '12e32ee5', -7, 0, 0)

Line : 187
File : sessions.php