INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2627569a894a5ad9b0ad43cdd4344329ba9b1bba977cccbc986695382a8425f', 
    's855cclw8QAcZBCcBusE0TQkSEXqWuV29JVl4z6MVdo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)