phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6af642c6edd1ca15f0d0066225b93c12' 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 ('6af642c6edd1ca15f0d0066225b93c12', -1, 1765141373, 1765141373, 'd849d8bc', -4, 0, 0)

Line : 187
File : sessions.php