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 ('5b0919776b4ff66e691b4d2d919e2881', -1, 1715003461, 1715003461, '12dfc4d3', -10, 0, 0)

Line : 189
File : sessions.php