phpBB : Kritischer Fehler

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5c26811f63ba4a4f3da5dcf252a2a2d7' for key 'PRIMARY'

INSERT INTO df3_phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5c26811f63ba4a4f3da5dcf252a2a2d7', -1, 1516656994, 1516656994, '36521d8d', -9, 0, 0)

Line : 187
File : sessions.php