INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6321fc7e61e27a7dac98675630c04ba5a6bf20dc9b9a1f502f2df7c19735a63d', 
    '65lxu1wQNvUShuhap/+twgKGHb5rQsMYUum4f76bArw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)