INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c429c91eb72847d70eeeacda988707ee9a7f181c373d5895c30ec19048257507', 
    '6LlYI1MliZwTRWVnOVZ2qmV85eohs1eM39QaZP/vAjs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)