phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '24b0dadc82a21f577ee1ca12f663b4df' 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 ('24b0dadc82a21f577ee1ca12f663b4df', -1, 1774470976, 1774470976, 'd849d885', -4, 0, 0)

Line : 187
File : sessions.php