INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21d14f270a84b36f0aa1899d3448bcf4ad79f3c6018f0690afbbf73698d189e8', 
    'ipI6VBXVcPcOal6tHRg7SZwqBCtIxR2zVvhWLR+8sBg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)