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 ('93a29afa1f834ec647e5b2ea16e44281', -1, 1737598147, 1737598147, '0389d27e', 6, 0, 0)

Line : 187
File : sessions.php