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 ('673535ed8f66616e68de3274651d3e94', -1, 1718480779, 1718480779, '54ccfc03', -10, 0, 0)

Line : 187
File : sessions.php