INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dc157d07fd5bad14a8051932c71fcd73d401bce316ac3db0f7a58795e08ce623', 
    'si/aLjQ4NygZiaPOtSstjO8ANpUM8CTMsUnyTTF1B+0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)