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 ('50fcb83f909d1c5d72ebd446f16d01cd', -1, 1711663130, 1711663130, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php