INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '642eceb355721577145263e736fa098e3c29ce36a6811b9141c6f2769fd16398', 
    '16gp7AIVGz2JUPvcu7dYU7kaI1UdbIBm41OW/amvjEc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)