phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1ccb1a8796762af13206b58515edd129' 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 ('1ccb1a8796762af13206b58515edd129', -1, 1766658986, 1766658986, 'd849d8a2', 6, 0, 0)

Line : 187
File : sessions.php