INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '393112d728a2011c77a1f6584afd95279be78a38c5b8e37832a766501f7be33c', 
    'I9tJhh0/9DkEielrFf8fkxud6pCBUlyfOO/xyasJZ8k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)