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 ('0df546ebf18c565e6b051dba8381001d', -1, 1711700905, 1711700905, '54ccfc03', -9, 0, 0)

Line : 187
File : sessions.php