phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e8fc1486abd68c437cc8cdfe9124b38b' 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 ('e8fc1486abd68c437cc8cdfe9124b38b', -1, 1767242980, 1767242980, 'd849d82e', -9, 0, 0)

Line : 187
File : sessions.php