INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1556b0d983e1fb475f11299a893a9b6f9ac540e3f2796abc90c628b8f1756ccb', 
    '5vPDOmLn4Hpbld3tikmL837Ysn3Chwwkx2TQqTiGWjU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)