INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '18b11453c50d81c6624eb4a2b61a304b66e5661d671941d5c0a81a65533c4a71', 
    '6f0Jrf6pYYbAaXqmEDfc0EbnoCgqycIR5wGBj4ja9M0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)