INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f76fc8630bc2b64b5d76f8404d947de1e8c299d7b716214cd89e3a752a2e9960', 
    'CmzvrIeIUFEtOypKJbnsQDRQNYZoibZL3Wvlr/uAE0o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)