INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b302c6b1e3eaea1c6601bc683c06ca0a9b6950f6ff96fb9c715be0bf3f199c12', 
    'KmctVX3eIs+EI7eMXJdn94QebqL0rDCJRE1+B2jAKjw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)