phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '964f80027a862b65547d1215060bc986' 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 ('964f80027a862b65547d1215060bc986', -1, 1756552933, 1756552933, '7f000001', 45, 0, 0)

Line : 187
File : sessions.php