INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50835a6887252efd7fe6e4d32810d6b01d3a936728237464e67028bc986762e7', 
    'S/6ocXxrq0EAZrE5HYTVI7hpgweGhWM7ukCngXWDMoQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)