phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '72627b20ec03892c9b15d1221ee1e647' 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 ('72627b20ec03892c9b15d1221ee1e647', -1, 1781487470, 1781487470, 'd849d9a7', 0, 0, 0)

Line : 187
File : sessions.php