INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '991269806de3a02679ac3ee25404315b1f6dbdc259dab80c5fe47937b022c463', 
    '2Njd7sV0soDOYssJbc4OTWtKMkeAlsWDyO84PfM6aNw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)