phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '40f1e82cf8555babdf72e73ba1a97fed' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('40f1e82cf8555babdf72e73ba1a97fed', -1, 1767191508, 1767191508, 'd849d819', -9, 0, 0)

Line : 187
File : sessions.php