INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a81026a1de15d55a92eddf14abb1451c60345295a9957c02e5d71f33291b2e4c', 
    'UBeLfXCzgd/jBQNM/gdVH+yAw7vntmF4RcB40sTliRI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)