INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b9b68af2712be6f26edc1f06c95ad4d7d5f46865a3a02df85bf977324da4d3ef', 
    'mOfKPV8LmT0gFgDM5MvQQzIRirbtP6SfHDphF8cPe0E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)