phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2172a5c16fc8aac7fadc140408baa84e' 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 ('2172a5c16fc8aac7fadc140408baa84e', -1, 1754506888, 1754506888, 'd849d83e', -4, 0, 0)

Line : 215
File : sessions.php