INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16d8b21cfbfc61e0d8b960ffe768706572f5d09705d558b84a9bee0553b34a26', 
    '43/bATxaKUdTRaOQQbUObvFAf6CASV4fZwTtTNYqCb8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)