INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '527ef440663020091e258b22a6089eaf5692bdf301af1ffeb6dec096e57a351d', 
    'P45o0BydqdmuhQfhSFNMziT8a/1NqLgBHECvuUq51a4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)