INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7a787992298d748dd5e4024633d49dc884c6aa9d5efdd605238c92d25292db52', 
    'n0e9y0eVCT7yKq3QFaFqCcVmAGfqxISrXLiNKJE100U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)