INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '303b42a62628727b3209e0b7eb53493fc84aa341f1d059063649bbfd4782aa9c', 
    'frtJns6utH9M8ha85RLoqdst07iwjIeZ70tECfxBEJ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)