phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ad0bac3c2012d1269e9c21d4ae95045d' for key 'travo_sessions.PRIMARY'

INSERT INTO travo_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ad0bac3c2012d1269e9c21d4ae95045d', -1, 1766003671, 1766003671, 'd849d8a6', -7, 0, 0)

Line : 187
File : sessions.php