phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6b3f4eabee8a3fbb5e24c5815c57a9db', -1, 1715045012, 1715045012, '038a71bc', 0, 0, 0)

Line : 189
File : sessions.php