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 ('1b4501e866b566def50ad4b7d298e53a', -1, 1711639641, 1711639641, '54ccfc03', -2, 0, 0)

Line : 187
File : sessions.php