INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a548493b81ba1a975bc89edfe448d2924777f7772592847dabb91f6fc134cd5', 
    'exUJZ7a33TfwufjioBS7qJXLUNPuvc2D/t673OKXBOo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)