phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9ac9658a9a9c056e842d1dd1df23b738' 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 ('9ac9658a9a9c056e842d1dd1df23b738', -1, 1714317451, 1714317451, '12d9dc72', -10, 0, 0)

Line : 187
File : sessions.php