INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1543e91755241923ba6d09ddb08ddd36857f620bc070a389fde92abe8e717a36', 
    'HHKHx4QkoT3bjYA2TynC9uMqtsPb1ADvReTeXL1t0Zk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)