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 ('adfc6d08c5e4659dd3fa360e9fac4d10', -1, 1711653763, 1711653763, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php