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 ('5bfba5c94e337f4c4d94aacec32b00d2', -1, 1716893624, 1716893624, '038e8663', -4, 0, 0)

Line : 187
File : sessions.php