INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b235dce939417223339ec93d61dae8d872ea7c99537c9a9f4706a41f9746022', 
    'zLhWy+oxdUFn72IRIK0xkFHhng9YjmY0s0QTdPRlET4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)