INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef29083e44f8359264bdb656b35ba693c16ce1973d63bc2fd14abfd25d900d6a', 
    '+AOJTjepgSjb98HJ6s1swlEzE2mR8B3LGM4TzB5nuUE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)