INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '298ebe30dfa66864ad5e2e43b46ead9384e7dc4267ed6f78d7799d5071487436', 
    'oZXdSWpbuamW6ly2Qox7UZIJRJgv+tflZub1T3EFRzg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)