phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '988dee4c80ee05f517dbe994e9964778' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('988dee4c80ee05f517dbe994e9964778', -1, 1715196501, 1715196501, '1275b796', -8, 0, 0)

Line : 187
File : sessions.php