INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1547fc55a3ababb00f9ae8100312cd8272110ff7541b81e68375752d70827549', 
    'DfQRpL/Or+l56Von9Nmg5pPtVUkMPljGRAL8Be1PUhk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)