INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b4313f9bf0daaa90b2a7771f114eaf4f29d448d16d01123f618b2468f508656', 
    'JRmHz7ErdnKrn4aR6+sK1ENRzLNkRSteEsh0p4IxloI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)