INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6d3d2958910e6ee7a1005100b3e4926d085ec73f636f34635eb655ebf90aed1', 
    '76S9E4Py700JXnmpl7bkVGC7SCPHwui0ekznCgW1p5I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)