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 ('43663e16b8a212a7cd901889a4d9bf40', -1, 1558594528, 1558594528, '00000000', 52, 0, 0)

Line : 172
File : sessions.php