INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '815b54b43a668457ff7eac83254890afba8f321a62f9751d95b9ddf646cf0528', 
    'gDrO29L3x1OI8IMgJ3xinP1akW2xhsOoBRUvhSwJu5s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)