phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'e63dd6727ea3e929713ab7f54a6365af' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('e63dd6727ea3e929713ab7f54a6365af', -1, 1770500872, 1770500872, 'd849d8d3', 17, 0, 0)

Line : 208
File : sessions.php