INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5383e69e1a9d003ded200d7bcee29412adc25f3487bce2b4e0031cda5b6a0690', 
    'jhTBESRgvjL79QWsquGC6Vg5TRNJvNtIjzrmVf03WuI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)