phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6c17f73a600d3f398b1d094d81cd9432', -1, 1717068903, 1717068903, '12da9338', -4, 0, 0)

Line : 187
File : sessions.php