INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b21a5f770f33c1dc9c829eba71eed04abef0c09799a86061808267d630051302', 
    'dR48AuAN+4r53u0y2mTLthmq+uctzfxLKOu3N2i8Ygk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)