phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '964a9b7cc01f3ad85701d9ca787671d2' 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 ('964a9b7cc01f3ad85701d9ca787671d2', -1, 1715071452, 1715071452, '038d2fdd', 19, 0, 0)

Line : 187
File : sessions.php