INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f347e65bbba1e436280499e7d777813005aa51d9afed7dd7144df981c9a039c', 
    '+bmesSQaZ7MNqmADKuEs1QoTyHvUKSwL5uQgbwceGac=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)