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 ('b8e1456fba88a62be583aae6f97c6594', -1, 1711702710, 1711702710, '2cdd51d4', 0, 0, 0)

Line : 193
File : sessions.php