INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9468008d5fedb10583de5693317f6e29ad9890b9ebc2a62bff5adf346abb028a', 
    '+EukznFJbz6fvHjccPVuo2c7nF4Oo1C2/cl40/zc6FY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)