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 ('768884a16c34d081d2f4c465e7c8c4d4', -1, 1713591198, 1713591198, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php