phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0405b421afa100d1b3d8c8fbb67e3266' 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 ('0405b421afa100d1b3d8c8fbb67e3266', -1, 1765960320, 1765960320, 'd849d8d8', 7, 0, 0)

Line : 187
File : sessions.php