phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c26bed5923ee504998941271380d566e' 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 ('c26bed5923ee504998941271380d566e', -1, 1778342561, 1778342561, 'd849d900', -10, 0, 0)

Line : 187
File : sessions.php