INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ddfc7def9eb3a8f3438fc9c760c40b7acd348e7848a6f321251d6d532e75965d', 
    'CSm3IZhWE7gxQJfxkpKPEYJeRbo2JHVoHbVeZzuO2x4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)