phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e0467791e7d3cc769e863da73fd0cfa1' 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 ('e0467791e7d3cc769e863da73fd0cfa1', -1, 1769990579, 1769990579, 'd849d837', 4, 0, 0)

Line : 187
File : sessions.php