phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dd0f61ec3f5e8d492249cf9d2507c6b1' 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 ('dd0f61ec3f5e8d492249cf9d2507c6b1', -1, 1776408636, 1776408636, 'd849d862', -4, 0, 0)

Line : 187
File : sessions.php