INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421327a1db9e2d3efbdc501e4750c00785897c9a3352732146a8f35aff419720', 
    'FX1zrIEU7v6r+QjFX1pqQrok+fCu7HOzC9KUk6Rdq1o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)