INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '70138d59907792332baf9f5c147bfb2b2ddb4cec5ae39c00f3426c3a6179cf2f', 
    '+GZdNaQD5ghz5uMOnZpPdXIYET2f5itOiay5ks91P+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)