INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e5ec7a0c28d09ea5f335f1010a4d467a576a33933938f2feb3ce0f474468f682', 
    'Zkm7MXlBXKDEjO63ZLD6KnE9bIceoF7Ik1BDCvXb48k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)