INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15fe7e626711cefe6693385ce5b10f26000005597f93b92d1d13930ddcca6787', 
    'mpUAivWOnVoH3lZZknU0crpz1Dwtzhe5WM87EpK5gbI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)