phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0bbf1256cdd7620f6aab45ea917fe1d7' 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 ('0bbf1256cdd7620f6aab45ea917fe1d7', -1, 1762925217, 1762925217, 'd849d82e', -9, 0, 0)

Line : 187
File : sessions.php