phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('66908e19b9e034f36c970991b8f7a741', -1, 1714277425, 1714277425, '0387c3f9', 4, 0)

Line : 158
File : sessions.php