phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6656e86e808b4d9f82b7fe89f0c9b612' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('6656e86e808b4d9f82b7fe89f0c9b612', -1, 1759861432, 1759861432, 'd849d890', -4, 0, 0)

Line : 187
File : sessions.php