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 ('efc4afbbf44a1c55ee29f2c1fb4c1d10', -1, 1711712225, 1711712225, '54ccfc03', -10, 0, 0)

Line : 187
File : sessions.php