INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6268dc12134b46718818283d700a5aef43162936e0108f3cbaf933d44cb36c3', 
    'E4OHWgt6Ok0EIF+L3tSt4P2j3OwAonIggNFzcLtUMdI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)