phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8871d0fdd58f7775373df0ac3a31c5d7' 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 ('8871d0fdd58f7775373df0ac3a31c5d7', -1, 1714209121, 1714209121, '039066ef', -4, 0, 0)

Line : 187
File : sessions.php