INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '391e6e455427dbe938eda5c727841e8aaf5e9d41febd7c0c11a1115519eec8e3', 
    'q96IFBUwQy6EISTU9VMWjr6m0BB0IM7xyAZhWLOrSKc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)