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 ('b1063a0780d8e4e131e5fee8c0d20570', -1, 1711642063, 1711642063, '54ccfc03', -6, 0, 0)

Line : 187
File : sessions.php