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 ('eff466f8c13690f20f657b30c7f6b6f3', -1, 1751745846, 1751745846, '54ccfc03', -9, 0, 0)

Line : 187
File : sessions.php