INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3c8c6d42b4fffa9edcad8d01156eb47b42edd58fe44763ad5f558fa6dd561a6', 
    'uIVzJFkUH5KrApKIYcGupnkHWnHs2pk/6Y+v96EABok=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)