INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a51be9b5be5f57d8aae35377264f186b134234be558bce6264721cd8eece50b3', 
    'hxF9Z5l2wl7RbChosZJ1irhO2oRwga+qOTdI/mZQsic=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)