INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2769d1f9b090b6f715fdca64275d4641bdf068771f6f9e3d16bb43a1a5e474a', 
    'Ur15kZEXhLLJcG0YreY/x9XWe07xaSkFIs8uspS4gEI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)