INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6af14f2bf562722856777674a38c9e2b8e4d76bb4bd61277c9946bab3477985d', 
    '5RDCQMYam3wnh+5EI2A3his1UUZcXWPaWcdzMy+8fns=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)