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 ('181142c703ac9d1ef93fe3d8eca927d4', -1, 1737438877, 1737438877, '038e827f', 5, 0, 0)

Line : 187
File : sessions.php