INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '516ebe76595f9ae5a69c4f82b6c5dd89b978af3b1f128b12ace6a39cf95c822e', 
    'EgKEoO7lUtz7hIR1SWfMsA+Q0gVwJj22LsgmcuVk128=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)