INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8e251ded845dc89510f28a960e82bd3850f4a38d8ba942db3afc7e627aace57', 
    'Xal2sqFKKUFnWLaC2dTHa5Y1L6YJESpPt/NmzQn+9Ig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)