phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cf30fa51c7df5d10a51819108f08d2d6' 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 ('cf30fa51c7df5d10a51819108f08d2d6', -1, 1713574932, 1713574932, '038ac842', 9, 0, 0)

Line : 187
File : sessions.php