phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9159d84f9ac26d1fa5b23cc816340cd4' 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 ('9159d84f9ac26d1fa5b23cc816340cd4', -1, 1714285993, 1714285993, '12bdbdef', 4, 0, 0)

Line : 187
File : sessions.php