phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f9da7d96c79765c5f7249f15d721d0be' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('f9da7d96c79765c5f7249f15d721d0be', -1, 1715101528, 1715101528, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php