phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '410de4aa4a48fa3aaf55dc70c9fb51aa' 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 ('410de4aa4a48fa3aaf55dc70c9fb51aa', -1, 1770045244, 1770045244, 'd849d837', 2, 0, 0)

Line : 187
File : sessions.php