INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '738837ba32d6a5dbd027aaf54ed9ba5f25d635e371e137062b61021f964eb227', 
    'EU8FMmZQ1GuBDwVSvqcLcWOYdDPVPjxCgePV01atAEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)