INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42f2c4e813248d2005910b1dce9e21a91e17f7c0e37e7b770f045b60ec5c313d', 
    'zgAHjWnIuT+8U29LL1MoAcSgASK3uw3l7bF17bC0xFs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)