INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1b8227bdb937c40b9fa961087009764f2e293eac9f5d97579761ebe04cb993f', 
    'Rptwa3+MUc//uD61YAPkpO09NkxdLGidQ4jef1gKGFk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)