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, session_admin) VALUES ('5a060e2c0463cd75f6c64d9d349438ab', -1, 1614864264, 1614864264, '03ee2420', -9, 0, 0)

Line : 187
File : sessions.php