phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21426b8fbbc75c2b776f9e092e1158c6' 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 ('21426b8fbbc75c2b776f9e092e1158c6', -1, 1714111533, 1714111533, '12d87937', -4, 0, 0)

Line : 187
File : sessions.php