phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('ace8a18fa8869d1606d99e034b40c5f2', -1, 1601098085, 1601098085, '035c4a69', -9, 0)

Line : 158
File : /home/admin/forum88.yukz.com/bbs/includes/sessions.php