INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b9bec14ad97a40bb8d7eb9137cdf2404b885ae1d641f8492ad6e9e259befc78', 
    'JWzmMdYztdQ5f18XHjWJnr2uEMlXYcgIvSo0sbrHRJg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)