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 ('77634e294f79e2ba11f72d85af1a8c30', -1, 1714538807, 1714538807, '038595a8', 10, 0)

Line : 158
File : sessions.php