INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd0c304a8552d79656d99ddb6cee7f948ff916283bc1eea84a2e39c58db540a3a', 
    'I47D1M+mNqK6u70YjAEPGrm1AVZA8EqSQzjwcRCsjUE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)