phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ffc251d84fb33a4b4bf1c16d608e7165' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ffc251d84fb33a4b4bf1c16d608e7165', -1, 1715785514, 1715785514, '039165c0', -1, 0, 0)

Line : 187
File : sessions.php