INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a76b9cf3cab548bfd4cc029a40a34ec061e61b03d3bfb516c611f3ac68f6ee45', 
    'RPr5WblNUujtV3QCeJdNWTmftquN2yVTHM1+CNTjZuk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)