phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f9117b8ef72d62cb43bdfbdbff5b9dc1' 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 ('f9117b8ef72d62cb43bdfbdbff5b9dc1', -1, 1714411019, 1714411019, '0381171e', 16, 0, 0)

Line : 187
File : sessions.php