INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15cbae15bc1340a967fc373e0241e8975a1b83d5b9d35b400c243db1b2095a90', 
    '1MmEiy5hVC6mBxViE2beUrCpM5wSLVvzRAlh3z7zwBU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)