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 ('3ea6c9f9aec17bdec6fbc802afb033e7', -1, 1714231793, 1714231793, '038b68d6', 2, 0)

Line : 158
File : sessions.php