INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c524ccabba157bcf4e06387814b7a38ec7ea518c1ee21854c9de4a5a76829e9', 
    'bT/KUmQw37z5hbaLiM8smjQ1ObbZUDxs0rbReYXYug0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00055

Result

int(1)