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 ('8f49602d7ca0ed60da67c5e1ba20c921', -1, 1711701157, 1711701157, '369d38b3', 0, 0, 0)

Line : 193
File : sessions.php