INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '73750a7d00996eac8640f438d519a3a2e4a3cda954481219a623a9422e28a533', 
    'UCu3a5ro4g6Q1HDgAx3LcmfQgWZAwe16rELpggfQQUw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)