INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9a8f075484fb21e458b6779ab46239f9b2a450dcce731390030f37bee4536487', 
    'lrxNYyRDlBYYeJXtEe8099TWhGWUPCNGdtR791dlouU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)