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 ('88c0e7b2b2c3a1a5cb5aaa2c14016c6f', -1, 1713506873, 1713506873, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php