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 ('6a3b5b03441693ee494de272e7c11006', -1, 1711659918, 1711659918, '2cca80b1', 0, 0, 0)

Line : 193
File : sessions.php