INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c137ff2f435cdf7ae37c6a9c1e24f816c78cf05a19422fb7c5e24dd3b391879', 
    'RVgj+BQoVcWio/WHbwYjHNVPosMjGhinh341YcnKG2U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)