INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3be300c975f4a3f395fab1486e0aec8bde020c1ca6978014117afb2630fb3615', 
    'G+wZwWgwsVf5L2zajdT3gEDWW8K62AITgCxcnb9O92k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)