phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f727eaecd9e20d1df5c6e20367897c41' 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 ('f727eaecd9e20d1df5c6e20367897c41', -1, 1770637603, 1770637603, 'd849d88f', -4, 0, 0)

Line : 187
File : sessions.php