INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '976b848abf51e89b327ef3c98d5a7fbb20c6afa69441371309eab494702a2703', 
    'khJqMCBY8kGEkO7ksHXdJEUvjcKqBhwHcNB8tbrMB2c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)