phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '768213c5e98ed571b9e7a37e1079f8b4' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('768213c5e98ed571b9e7a37e1079f8b4', -1, 1714586665, 1714586665, 'c0a80201', 2, 0, 0)

Line : 187
File : sessions.php