phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8dff9fd996fa2444bbc16b8c6e179dea' 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 ('8dff9fd996fa2444bbc16b8c6e179dea', -1, 1714328997, 1714328997, '0391177b', -4, 0, 0)

Line : 187
File : sessions.php