INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2315b28680be3e1d2f970c5ff14eeaedc36092f895fe6f6ef8be803013e4899f', 
    'M5q1vBd2poLnaBhEExzWs9x0xrq6tnGqOATsNMv7tA0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)