INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b794f9707991f4247b51b491fefa989332ff49bbb152676e5d69766b32d49a0f', 
    'oKv2xF0lmEP13NQBNJAZDnO5AiZxwnZh8q3neKNcIQc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)