INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76fca33e7e517ce0caca9def0c064be3ac6be5eee1171c48878e2a7050e8dfc6', 
    '+PCsafyIvPnDgZE0UvTCM6PRAlwypOG//yWin9ao2Zg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)