INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b15b0d560381c4a83414cd68b4a64d924909b33537ad7d544449ce34bef3493a', 
    '7W2G4jOpmRyd2oPQz2LQbL1eLY0PXeftKkRUU03p6PA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)