INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '815112a3493b4e53f31071e635f7a7fc10370219a9f6734647576e098e2e234e', 
    'au8G18xyDPRIiEWVMl5MfCZ/6+qYo7HBtuYSjghOkhg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)